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clear javascript console in Google Chrome

...nto the console it clears it. I don't think there is a way to programmatically do it, as it could be misused. (console is cleared by some web page, end user can't access error information) one possible workaround: in the console type window.clear = clear, then you'll be able to use clear in any s...
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Could not locate Gemfile

...application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run ...
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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...aliyun.com/repo/Centos-6.repo 把$releasever 全部改为6 yum clean all&yum makecache 3、安装DRBD 请参考 http://user.qzone.qq.com/58740020/blog/1448855653 3.1、不一样的地方 同步以上操作或文件,并初始化资源及启动服务 drbdadm create-md r0 service d...
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Are JavaScript strings immutable? Do I need a “string builder” in JavaScript?

...ved would be the fastest way, though I kept thinking that adding a method call may make it slower... function StringBuilder() { this._array = []; this._index = 0; } StringBuilder.prototype.append = function (str) { this._array[this._index] = str; this._index++; } StringBuilder.pro...
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Combine two ActiveRecord::Relation objects

...lation.or(last_name_relation) † Only in ActiveRecord 5+; for 4.2 install the where-or backport. share | improve this answer | follow | ...
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Can a unit test project load the target application's app.config file?

...ependent code will run fine. Edit: I forgot to add, this will not work in all situations, so you may need to include a startup script that renames the output .config to match the unit test's name. share | ...
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Why does installing Nokogiri on Mac OS fail with libiconv is missing?

I've been trying to install Nokogiri on Mac OS 10.9.3 and whatever I try, the install fails in the end with the following error message: ...
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What is the reason why “synchronized” is not allowed in Java 8 interface methods?

...t seem sensible to extend this semantics to default methods as well; after all, they are instance methods with a receiver too. (Note that synchronized methods are entirely a syntactic optimization; they're not needed, they're just more compact than the corresponding synchronized block. There's a r...
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Client on node: Uncaught ReferenceError: require is not defined

... true when the browser window (where this HTML file is embedded) was originally created in the main process. function createAddItemWindow() { //Create new window addItemWindown = new BrowserWindow({ width: 300, height: 200, title: 'Add Item', //The lines below solved the issue ...
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Where IN clause in LINQ [duplicate]

... source, params T[] list) { return list.Contains(source); } Now you call: var states = _objdatasources.StateList().Where(s => s.In(countrycodes)); You can pass individual values too: var states = tooManyStates.Where(s => s.In("x", "y", "z")); Feels more natural and closer to sql. ...